Water treating apparatus



Feb. 26, 1935'.

p. L. APPLEBY WATER TREATING APPARATUS Filed Aug. '16, 1.933

M YEN TDR %JM A TTOR/VE/ Patented Feb. 26, 1935 r 1,992,173

UNITED STATES PATENT OFFICE 1 v f 1;992,173 I t if .IWA'I'ER. TREATING APPARATUS O'we'nL. Appleby, San'Jose, Calif, Application August 16, 1933, Serial No. 685,355

5 Claims. (01.122-183) The present invention relates particularly to around each chamber 13 as indicated by arrow 16. means for removing the scale forming mineral The supply pipe 9 is connected to a fitting 17 matter from water during its conversion into to which are also connected a pipe portion 18 with Steam for use in sterilizing or for other purposes. a union at 19, and pipe portions 20--21, these 5 It is the object of the present invention to prolatter two portions merely overhanging the top 5 vide a means of the character indicated that edge 22 of the cylinder housing and cooperating will be economical to manufacture, simple in with part 18 to suspend the cylinder 6 in the form and construction, that consists of few parts housing as shown. quickly and easily assembled, and disassembled At 23' is shown a portion of a discharge pipe for cleaning, strong, durable, and highly efficient communicating with the interior of cylinder 6 and 10 in its practical application. Welded to the closure 7. This pipe portion is In the drawing: connected by a union 24 to a coil of pipe 25 that Figure 1 is a longitudinal section through a encompasses cylinder 6, passing downwardly to structure embodying my invention, partly in elea point adjacent the bottom thereof and then vation, and with parts broken away. upwardly as shown at 26 and outwardly as at 27 15 Figure 2 is a section on line 2-2 of Figure l. where it is fitted with a union 28.

Figure 3 is a section on line 3-3 of Figure 1. When the device is in operation the water dis- In' the particular embodiment of the invention charged into the lower end of cylinder 6 is rapid herein disclosed, I show at 1 a fire-box with the ly converted into steam as it flows through the combustion chamber at 2 and a fuel oil burner cylinder as above described. In this tortuous 20 at 3 discharging into chamber 2. A vertically and slow passage, however, the scale forming disposed cylindrical housing 4 is mounted over minerals are deposited in the several chambers chamber 2, with a cap 5 through which the prodl3 and the coil is kept entirely free of such ucts of combustion are discharged. deposits.

25 At 6 is shown a hollow steel cylinder having its To clean the scale out it is only necessary to 25 lower end closed but having a top closure 7 bolted disconnect the unions 19 and 28 whereupon the thereon as at 8. whole structure may be lifted out of housing 4.

Passing axially through closure 7 and welded By removing the bolts 8 and disconnecting union thereto is a pipe 9. This pipe passes down to a 24 after the structure has been lifted out of 30 point adjacent the bottom of the cylinder, where housing 4 as above described the cylinder 6 may 30 it is fitted with a terminal portion 10 through the be separated from coil 25 and removed from medium of a union as 11, this end portion being the disc assembly, thereby permitting them to be formed to discharge the water in such a manner easily cleaned of the scale. as to impart a circular motion thereto. It is to be understood, of course, that while I Slidably mounted on pipe 9, and slidably nhave herein shown and described but one specific 35 gaging cylinder 6, are a plurality of discs a 12 embodiment of the invention, changes in form, spaced apart to form annular chambers as 13. n tr i n, and m h f assembly n p A spring as 14 is fitted between the topmost disc ation may be made within the scope of the apand the closure '7, so that when the discs are all pended Claims- 40 in place and the part 10 in position the central I claim: 40

portions of the discs are in frictional engagement 1. A device of the character described comprisand held against accidental turning, yet the discs in a plurality of coaxially disp Substantially may be rotationally adjusted as desired. Each closed annular chambers provided with connectdisc hasapassage as 15 formed in its edge. When i s p a s annularly off to define a h l the discs are all adjusted as desired on the pipe path of travel for water passed therethrough. 45 9 the passages 15 in the successive discs are ofi- 2. A device of the character described comprisset in the same direction as indicated at 15 to 159, 111g, a pl y of Coaxially and Contiguously the successive passages thereby forming a com posed and substantially closed annular chambers tinuous helicoidal passage through which the provided with connecting passages annularly offwater discharged into the bottom of the cylinder set to define a helical path of travel for water 50 flows to the top thereof. However, due to the passed therethrough. spacing of the several discs and the angular di- 3'. A device of the character described comprisrection of the Water flow, slow eddy currents are ing, a cylindrical drum having means for introset up in each chamber 13, there being a conducing water into one end thereof anda discharge tinuous, but slow, movement of water completely outlet for the other end thereof, a series of spaced 55 plates coaxially disposed therein to form a series of annular chambers, each plate having a passage formed therethrough, the passages in the several plates being offset to form a helical path of travel for the water passing therethrough.

4. A device of the character described comprising, a combustion chamber, a steam chamber disposed therein with one end directed toward the source of heat, and a water conduit leading into the steam chamber and discharging in said end, said steam chamber having an outlet at the end remote from the first mentioned end and having a sequence of communicating smaller chambers disposed therein, the communication between each two of the smaller chambers being annularly offset with relation to the communication between the preceding chambers.

5. A device of the character described comprising, a combustion chamber, a steam chamber disposed therein with one end directed toward the source of heat, a water conduit leading into the steam chamber and discharging in said end, said steam chamber having an outlet at the end remote from the first mentioned end and having a sequence of communicating smaller chambers disposed therein, the communication between each two of the smaller chambers being annularly offset with relation to the communication between the preceding chambers, and a conduit connected to the steam chamber outlet and encircling said chamber in the direction of the source of heat and then leading out of the combustion chamber.

OWEN L. APPLEBY. 

